astadasa paricchede--samudre patana
krsna-gopi-jala-keli tahan darasana
astadasa paricchede—in the Eighteenth Chapter; samudre patana—the Lord's falling into the ocean; krsna-gopi-jala-keli—the water pastimes of Krsna and the gopis; tahan darasana—seeing there.
In the Eighteenth Chapter, the Lord fell into the ocean, and in ecstasy He saw the pastimes of the water fight between Krsna and the gopis.
Link to this page: http://prabhupadabooks.com/cc/antya/20/134